Thread: algebra rewriting

If x=1/4-y, evaluate

1/x + 4x + y -yx -1

Originally Posted by math123456

If x=1/4-y, evaluate

1/x + 4x + y -yx -1

please use parentheses!

i suppose you mean this:

If , evaluate



note that, since , we have

so our expression is:



now simplify